The term firefighter switch indicates a remotely controllable DC Disconnect with which the DC side of a photovoltaic system in proximity of the modules (or directly below the cable outlet) can be ...

Arc fault detection is a critical issue in modern power and photovoltaic (PV) systems owing to the significant safety risks posed by unintended electrical discharges. These faults, occurring when ...

There seems to be no limit to the questions regarding the benefits and pitfalls of arc detection. With the ever-increasing list of features and options available for equipment in the field of test and ...

Note to editors: There is a photo associated with this press release. The ZNRG2061 works in 12V and 24V power supply installations. It requires few external components and comes in a small footprint 5 ...

Have you ever wondered how disastrous an internal arc fault in low- or medium-voltage switchgear (e.g. in not internal arc classified / arc resistant switchgear) can be? An internal arc fault is rare, ...

Arcs are visible plasma discharges caused by electrical current passing through a normally non-conductive medium such as air. This phenomenon occurs when the current ionises gases in the air, ...

Schweitzer Engineering Laboratories, Inc. (SEL) has announced the immediate availability of arc-flash detection capability in the SEL-751A Feeder Protection Relay, Schweitzer Engineering Laboratories, ...

Electrical distribution needs are continuously evolving in residential, commercial, and industrial sectors. Owning to this, the demand for electrical power is on the rise, indicating the probability ...

Power systems today operate in an environment where reliability and safety must be maintained despite rising loads, expanding ...